521 Gilbert St
Castle Rock, CO 80104
3 bd 2 ba 2,375 sqft Built 1949 Lot 9,148 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $26,190 | $10,460 | $36,650 | $2,773 |
| 2024 | $26,190 | $10,460 | $36,650 | $2,241 |
| 2023 | $26,460 | $9,570 | $36,030 | $2,272 |
| 2022 | $19,650 | $6,910 | $26,560 | $1,769 |
| 2021 | $20,210 | $7,110 | $27,320 | $1,846 |
| 2020 | $16,090 | $5,700 | $21,790 | $997 |
| 2019 | $16,090 | $5,700 | $21,790 | $1,002 |
| 2018 | $14,630 | $4,600 | $19,230 | $844 |
| 2017 | $14,630 | $4,600 | $19,230 | $773 |
| 2016 | $12,380 | $4,310 | $16,690 | $575 |
| 2015 | $12,380 | $4,310 | $16,690 | $591 |
| 2014 | $8,640 | $3,180 | $11,820 | $437 |
| 2013 | $8,640 | $3,180 | $11,820 | $874 |
| 2011 | $11,220 | $3,580 | $14,800 | $1,101 |
| 2010 | $11,220 | $3,580 | $14,800 | $1,206 |
| 2009 | $11,220 | $3,580 | $14,800 | $1,204 |
| 2007 | $11,860 | $4,780 | $16,640 | $1,201 |
Property facts
Year built
1949
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
2,375 sqft
Lot size
9,148 sqft
ZIP code
80104
City
Castle Rock
Street
Gilbert St
Coordinates
39.37551, -104.85429
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 521 Gilbert St last sell?
No public-record sale is on file for 521 Gilbert St.
What is the current tax assessment for 521 Gilbert St?
The most recent total assessment for 521 Gilbert St (year 2025) is $36,650 with $2,773 in property tax.
When was 521 Gilbert St built?
521 Gilbert St was built in 1949.
How does 521 Gilbert St compare to others on Gilbert St?
We track 8 other properties on Gilbert St. Browse the list under "Other properties on Gilbert St" to compare beds, baths, and sale history.
What are the property facts for 521 Gilbert St?
521 Gilbert St is a 3 bed, 2 bath, 2,375 sqft, 9,148 sqft lot single_family.
Is 521 Gilbert St a flip candidate?
No — 521 Gilbert St does not appear in our flips dataset.
Is 521 Gilbert St a tax-appeal candidate?
No — 521 Gilbert St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.7%
Implied 1-yr
+2.9%
2026 Q3
$791.1K
2026 Q4
$796.4K
ZIP 80104 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Gilbert St